ID: 152

AQSQID: 060371701

Site Name: Pomona

Added: April 21, 2020, 6:24 p.m.

Updated: June 18, 2021, 5:51 a.m.

Location: Pomona (Wilton Heights), CA

Reporting: True, Located: True

Current AQI: 20.0

Pomona (Wilton Heights) CA, US: 34.0667, -117.7506

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 18, 2021, 4 a.m. 16.0 ppb (16) 2.2 ppb (3) N/A 14.0 ppb (14) N/A N/A 21.0 ppb (20) 0.24 ppb (3) N/A N/A 20.0
 
June 18, 2021, 3 a.m. 13.5 ppb (13) 1.7 ppb (2) N/A 12.0 ppb (12) N/A N/A 27.0 ppb (25) 0.22 ppb (3) N/A N/A 25.0
 
June 18, 2021, 2 a.m. 12.1 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A N/A 34.0 ppb (32) 0.22 ppb (3) N/A N/A 32.0
 
June 18, 2021, 1 a.m. 12.4 ppb (12) 2.2 ppb (3) N/A 10.0 ppb (10) N/A N/A 45.0 ppb (42) 0.24 ppb (3) N/A N/A 42.0
 
June 18, 2021, midnight 12.2 ppb (12) 2.5 ppb (3) N/A 10.0 ppb (10) N/A N/A 58.0 ppb (61) 0.22 ppb (3) N/A N/A 61.0
 
June 17, 2021, 11 p.m. 11.2 ppb (11) 2.2 ppb (3) N/A 9.0 ppb (9) N/A N/A 66.0 ppb (87) 0.23 ppb (3) N/A N/A 87.0
 
June 17, 2021, 10 p.m. 10.1 ppb (10) 1.9 ppb (2) N/A 8.0 ppb (8) N/A N/A 69.0 ppb (97) 0.23 ppb (3) N/A N/A 97.0
 
June 17, 2021, 9 p.m. 8.9 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 74.0 ppb (103) 0.24 ppb (3) N/A N/A 103.0
 
June 17, 2021, 8 p.m. 10.6 ppb (10) 1.8 ppb (2) N/A 9.0 ppb (9) N/A N/A 71.0 ppb (101) 0.26 ppb (4) N/A N/A 101.0
 
June 17, 2021, 7 p.m. 17.1 ppb (17) 3.3 ppb (4) N/A 14.0 ppb (14) N/A N/A 67.0 ppb (91) 0.32 ppb (4) N/A N/A 91.0
 
June 17, 2021, 6 p.m. 23.6 ppb (23) 6.3 ppb (6) N/A 17.0 ppb (17) N/A N/A 44.0 ppb (41) 0.34 ppb (4) N/A N/A 41.0
 
June 17, 2021, 5 p.m. 31.6 ppb (30) 10.1 ppb (10) N/A 22.0 ppb (21) N/A N/A 31.0 ppb (29) 0.39 ppb (5) N/A N/A 30.0
 
June 17, 2021, 4 p.m. 36.7 ppb (35) 12.8 ppb (13) N/A 24.0 ppb (23) N/A N/A 25.0 ppb (24) 0.42 ppb (5) N/A N/A 35.0
 
June 17, 2021, 3 p.m. 40.5 ppb (39) 15.5 ppb (15) N/A 25.0 ppb (24) N/A N/A 16.0 ppb (15) 0.43 ppb (5) N/A N/A 39.0
 
June 17, 2021, 2 p.m. 35.5 ppb (34) 13.2 ppb (13) N/A 22.0 ppb (21) N/A N/A 12.0 ppb (12) 0.36 ppb (5) N/A N/A 34.0
 
June 17, 2021, 1 p.m. 46.7 ppb (45) 22.6 ppb (22) N/A 24.0 ppb (23) N/A N/A 4.0 ppb (4) 0.5 ppb (6) N/A N/A 45.0
 
June 17, 2021, noon 40.0 ppb (38) 16.1 ppb (16) N/A 24.0 ppb (23) N/A N/A 1.0 ppb (1) 0.43 ppb (5) N/A N/A 38.0
 
June 17, 2021, 11 a.m. 27.6 ppb (27) 4.6 ppb (5) N/A 23.0 ppb (22) N/A N/A 2.0 ppb (2) 0.3 ppb (4) N/A N/A 27.0
 
June 17, 2021, 10 a.m. 27.5 ppb (26) 4.6 ppb (5) N/A 23.0 ppb (22) N/A N/A 3.0 ppb (3) 0.27 ppb (4) N/A N/A 26.0
 
June 17, 2021, 9 a.m. 23.5 ppb (23) 3.1 ppb (3) N/A 20.0 ppb (19) N/A N/A 6.0 ppb (6) 0.28 ppb (4) N/A N/A 23.0
 
June 17, 2021, 8 a.m. 20.1 ppb (19) 2.3 ppb (3) N/A 18.0 ppb (17) N/A N/A 8.0 ppb (8) 0.27 ppb (4) N/A N/A 19.0
 
June 17, 2021, 7 a.m. 18.4 ppb (18) 2.0 ppb (2) N/A 16.0 ppb (16) N/A N/A 13.0 ppb (13) 0.28 ppb (4) N/A N/A 18.0
 
June 17, 2021, 6 a.m. 16.2 ppb (16) 1.8 ppb (2) N/A 14.0 ppb (14) N/A N/A 16.0 ppb (15) 0.27 ppb (4) N/A N/A 16.0
 
June 17, 2021, 5 a.m. 18.1 ppb (18) 3.7 ppb (4) N/A 14.0 ppb (14) N/A N/A 20.0 ppb (19) 0.26 ppb (4) N/A N/A 19.0
 
June 17, 2021, 4 a.m. 15.1 ppb (15) 2.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) 0.23 ppb (3) N/A N/A 23.0
 
June 17, 2021, 3 a.m. 11.9 ppb (12) 1.7 ppb (2) N/A 10.0 ppb (10) N/A N/A 29.0 ppb (27) 0.22 ppb (3) N/A N/A 27.0
 
June 17, 2021, 2 a.m. 12.7 ppb (12) 1.9 ppb (2) N/A 11.0 ppb (11) N/A N/A 34.0 ppb (32) 0.23 ppb (3) N/A N/A 32.0
 
June 17, 2021, 1 a.m. 10.9 ppb (11) 1.9 ppb (2) N/A 9.0 ppb (9) N/A N/A 48.0 ppb (45) 0.21 ppb (3) N/A N/A 45.0
 
June 17, 2021, midnight 8.3 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 60.0 ppb (68) 0.21 ppb (3) N/A N/A 68.0
 
June 16, 2021, 11 p.m. 7.5 ppb (8) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 68.0 ppb (94) 0.21 ppb (3) N/A N/A 94.0
 
June 16, 2021, 10 p.m. 8.3 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A N/A 72.0 ppb (102) 0.21 ppb (3) N/A N/A 102.0
 
June 16, 2021, 9 p.m. 10.6 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (9) N/A N/A 83.0 ppb (108) 0.24 ppb (3) N/A N/A 108.0
 
June 16, 2021, 8 p.m. 10.4 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 81.0 ppb (107) 0.26 ppb (4) N/A N/A 107.0
 
June 16, 2021, 7 p.m. 13.7 ppb (13) 2.6 ppb (3) N/A 11.0 ppb (11) N/A N/A 71.0 ppb (101) 0.29 ppb (4) N/A N/A 101.0
 
June 16, 2021, 6 p.m. 17.4 ppb (17) 4.1 ppb (4) N/A 13.0 ppb (13) N/A N/A 53.0 ppb (50) 0.29 ppb (4) N/A N/A 50.0
 
June 16, 2021, 5 p.m. 24.5 ppb (24) 6.6 ppb (7) N/A 18.0 ppb (17) N/A N/A 41.0 ppb (38) 0.29 ppb (4) N/A N/A 38.0
 
June 16, 2021, 4 p.m. 31.1 ppb (30) 9.3 ppb (9) N/A 22.0 ppb (21) N/A N/A 31.0 ppb (29) 0.4 ppb (5) N/A N/A 30.0
 
June 16, 2021, 3 p.m. 26.8 ppb (26) 8.9 ppb (9) N/A 18.0 ppb (17) N/A N/A 22.0 ppb (21) 0.34 ppb (4) N/A N/A 26.0
 
June 16, 2021, 2 p.m. 20.4 ppb (20) 5.3 ppb (5) N/A 15.0 ppb (15) N/A N/A 18.0 ppb (17) 0.28 ppb (4) N/A N/A 20.0
 
June 16, 2021, 1 p.m. 29.6 ppb (28) 6.8 ppb (7) N/A 23.0 ppb (22) N/A N/A 10.0 ppb (10) 0.32 ppb (4) N/A N/A 28.0
 
June 16, 2021, noon 27.3 ppb (26) 4.0 ppb (4) N/A 23.0 ppb (22) N/A N/A 8.0 ppb (8) 0.33 ppb (4) N/A N/A 26.0
 
June 16, 2021, 11 a.m. 16.4 ppb (16) 1.9 ppb (2) N/A 14.0 ppb (14) N/A N/A 15.0 ppb (14) 0.29 ppb (4) N/A N/A 16.0
 
June 16, 2021, 10 a.m. 13.8 ppb (14) 1.9 ppb (2) N/A 12.0 ppb (12) N/A N/A 19.0 ppb (18) 0.21 ppb (3) N/A N/A 18.0
 
June 16, 2021, 9 a.m. 11.8 ppb (12) 1.2 ppb (2) N/A 11.0 ppb (11) N/A N/A 23.0 ppb (22) 0.16 ppb (3) N/A N/A 22.0
 
June 16, 2021, 8 a.m. 11.7 ppb (12) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A 26.0 ppb (25) 0.18 ppb (3) N/A N/A 25.0
 
June 16, 2021, 7 a.m. 16.9 ppb (16) 1.4 ppb (2) N/A 15.0 ppb (15) N/A N/A 23.0 ppb (22) 0.21 ppb (3) N/A N/A 22.0
 
June 16, 2021, 6 a.m. 17.9 ppb (17) 1.6 ppb (2) N/A 16.0 ppb (16) N/A N/A 24.0 ppb (23) 0.28 ppb (4) N/A N/A 23.0
 
June 16, 2021, 5 a.m. 25.9 ppb (25) 2.0 ppb (2) N/A 24.0 ppb (23) N/A N/A 24.0 ppb (23) 0.38 ppb (5) N/A N/A 25.0
 
June 16, 2021, 4 a.m. 24.3 ppb (23) 2.3 ppb (3) N/A 22.0 ppb (21) N/A N/A 30.0 ppb (28) 0.37 ppb (5) N/A N/A 28.0
 
June 16, 2021, 3 a.m. 22.1 ppb (21) 2.2 ppb (3) N/A 20.0 ppb (19) N/A N/A 42.0 ppb (39) 0.37 ppb (5) N/A N/A 39.0
 
June 16, 2021, 2 a.m. 19.1 ppb (19) 2.2 ppb (3) N/A 17.0 ppb (17) N/A N/A 59.0 ppb (65) 0.39 ppb (5) N/A N/A 65.0
 
June 16, 2021, 1 a.m. 14.4 ppb (14) 1.5 ppb (2) N/A 13.0 ppb (13) N/A N/A 70.0 ppb (100) 0.32 ppb (4) N/A N/A 100.0
 
June 16, 2021, midnight 13.6 ppb (13) 1.5 ppb (2) N/A 12.0 ppb (12) N/A N/A 84.0 ppb (108) 0.32 ppb (4) N/A N/A 108.0
 
June 15, 2021, 11 p.m. 23.0 ppb (22) 2.2 ppb (3) N/A 21.0 ppb (20) N/A N/A 102.0 ppb (118) 0.4 ppb (5) N/A N/A 118.0
 
June 15, 2021, 10 p.m. 21.6 ppb (21) 2.3 ppb (3) N/A 19.0 ppb (18) N/A N/A 90.0 ppb (112) 0.39 ppb (5) N/A N/A 112.0
 
June 15, 2021, 9 p.m. 15.6 ppb (15) 1.9 ppb (2) N/A 14.0 ppb (14) N/A N/A 94.0 ppb (114) 0.35 ppb (4) N/A N/A 114.0
 
June 15, 2021, 8 p.m. 16.7 ppb (16) 2.9 ppb (3) N/A 14.0 ppb (14) N/A N/A 71.0 ppb (101) 0.31 ppb (4) N/A N/A 101.0
 
June 15, 2021, 7 p.m. 22.0 ppb (21) 4.1 ppb (4) N/A 18.0 ppb (17) N/A N/A 65.0 ppb (84) 0.35 ppb (4) N/A N/A 84.0
 
June 15, 2021, 6 p.m. 27.6 ppb (27) 6.4 ppb (7) N/A 21.0 ppb (20) N/A N/A 53.0 ppb (50) 0.4 ppb (5) N/A N/A 50.0
 
June 15, 2021, 5 p.m. 40.7 ppb (39) 12.0 ppb (12) N/A 29.0 ppb (28) N/A N/A 40.0 ppb (38) 0.39 ppb (5) N/A N/A 39.0
 
June 15, 2021, 4 p.m. 83.0 ppb (82) 35.8 ppb (34) N/A 47.0 ppb (45) N/A N/A 18.0 ppb (17) 0.67 ppb (8) N/A N/A 82.0
 
June 15, 2021, 3 p.m. 90.0 ppb (90) 45.5 ppb (43) N/A 44.0 ppb (42) N/A N/A 10.0 ppb (10) 0.69 ppb (8) N/A N/A 90.0
 
June 15, 2021, 2 p.m. 88.1 ppb (88) 52.7 ppb (50) N/A 35.0 ppb (34) N/A N/A 6.0 ppb (6) 0.76 ppb (10) N/A N/A 88.0
 
June 15, 2021, 1 p.m. 68.3 ppb (67) 40.8 ppb (39) N/A 27.0 ppb (26) N/A N/A 3.0 ppb (3) 0.69 ppb (8) N/A N/A 67.0
 
June 15, 2021, noon 73.7 ppb (72) 45.8 ppb (44) N/A 28.0 ppb (27) N/A N/A 1.0 ppb (1) 0.68 ppb (8) N/A N/A 72.0
 
June 15, 2021, 11 a.m. 54.4 ppb (52) 25.9 ppb (25) N/A 28.0 ppb (27) N/A N/A 1.0 ppb (1) 0.51 ppb (6) N/A N/A 52.0
 
June 15, 2021, 10 a.m. 34.2 ppb (33) 9.5 ppb (9) N/A 25.0 ppb (24) N/A N/A 2.0 ppb (2) 0.34 ppb (4) N/A N/A 33.0
 
June 15, 2021, 9 a.m. 36.3 ppb (35) 10.0 ppb (10) N/A 26.0 ppb (25) N/A N/A 1.0 ppb (1) 0.39 ppb (5) N/A N/A 35.0
 
June 15, 2021, 8 a.m. 33.8 ppb (32) 7.2 ppb (7) N/A 27.0 ppb (26) N/A N/A 1.0 ppb (1) 0.35 ppb (4) N/A N/A 32.0
 
June 15, 2021, 7 a.m. 24.9 ppb (24) 2.4 ppb (3) N/A 22.0 ppb (21) N/A N/A 7.0 ppb (7) 0.31 ppb (4) N/A N/A 24.0
 
June 15, 2021, 6 a.m. 17.8 ppb (17) 1.8 ppb (2) N/A 16.0 ppb (16) N/A N/A 15.0 ppb (14) 0.28 ppb (4) N/A N/A 17.0
 
June 15, 2021, 5 a.m. 15.7 ppb (15) 1.7 ppb (2) N/A 14.0 ppb (14) N/A N/A 21.0 ppb (20) 0.25 ppb (3) N/A N/A 20.0
 
June 15, 2021, 4 a.m. 22.4 ppb (22) 2.8 ppb (3) N/A 20.0 ppb (19) N/A N/A 20.0 ppb (19) 0.26 ppb (4) N/A N/A 22.0
 
June 15, 2021, 3 a.m. 18.9 ppb (18) 2.3 ppb (3) N/A 17.0 ppb (17) N/A N/A 22.0 ppb (21) 0.27 ppb (4) N/A N/A 21.0
 
June 15, 2021, 2 a.m. 17.5 ppb (17) 2.8 ppb (3) N/A 15.0 ppb (15) N/A N/A 26.0 ppb (25) 0.27 ppb (4) N/A N/A 25.0
 
June 15, 2021, 1 a.m. 13.7 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A N/A 37.0 ppb (35) 0.25 ppb (3) N/A N/A 35.0
 
June 15, 2021, midnight 12.0 ppb (12) 2.3 ppb (3) N/A 10.0 ppb (10) N/A N/A 51.0 ppb (48) 0.23 ppb (3) N/A N/A 48.0
 
June 14, 2021, 11 p.m. 12.6 ppb (12) 2.6 ppb (3) N/A 10.0 ppb (10) N/A N/A 58.0 ppb (61) 0.25 ppb (3) N/A N/A 61.0
 
June 14, 2021, 10 p.m. 15.7 ppb (15) 2.2 ppb (3) N/A 13.0 ppb (13) N/A N/A 79.0 ppb (106) 0.3 ppb (4) N/A N/A 106.0
 
June 14, 2021, 9 p.m. 16.8 ppb (16) 2.3 ppb (3) N/A 14.0 ppb (14) N/A N/A 85.0 ppb (109) 0.34 ppb (4) N/A N/A 109.0
 
June 14, 2021, 8 p.m. 16.0 ppb (16) 2.5 ppb (3) N/A 14.0 ppb (14) N/A N/A 77.0 ppb (105) 0.33 ppb (4) N/A N/A 105.0
 
June 14, 2021, 7 p.m. 17.2 ppb (17) 3.1 ppb (3) N/A 14.0 ppb (14) N/A N/A 74.0 ppb (103) 0.33 ppb (4) N/A N/A 103.0
 
June 14, 2021, 6 p.m. 20.9 ppb (20) 4.0 ppb (4) N/A 17.0 ppb (17) N/A N/A 62.0 ppb (74) 0.34 ppb (4) N/A N/A 74.0
 
June 14, 2021, 5 p.m. 19.0 ppb (18) 4.0 ppb (4) N/A 15.0 ppb (15) N/A N/A 59.0 ppb (65) 0.3 ppb (4) N/A N/A 65.0
 
June 14, 2021, 4 p.m. 42.4 ppb (40) 12.2 ppb (12) N/A 30.0 ppb (29) N/A N/A 37.0 ppb (35) 0.46 ppb (6) N/A N/A 40.0
 
June 14, 2021, 3 p.m. 56.9 ppb (55) 21.2 ppb (20) N/A 36.0 ppb (34) N/A N/A 21.0 ppb (20) 0.54 ppb (6) N/A N/A 55.0
 
June 14, 2021, 2 p.m. 61.5 ppb (59) 28.6 ppb (27) N/A 33.0 ppb (32) N/A N/A 12.0 ppb (12) 0.56 ppb (7) N/A N/A 59.0
 
June 14, 2021, 1 p.m. 70.9 ppb (70) 36.5 ppb (35) N/A 34.0 ppb (33) N/A N/A 4.0 ppb (4) 0.81 ppb (10) N/A N/A 70.0
 
June 14, 2021, noon 42.6 ppb (41) 11.6 ppb (11) N/A 31.0 ppb (30) N/A N/A 2.0 ppb (2) 0.64 ppb (7) N/A N/A 41.0
 
June 14, 2021, 11 a.m. 33.2 ppb (32) 5.4 ppb (6) N/A 28.0 ppb (27) N/A N/A 3.0 ppb (3) 0.51 ppb (6) N/A N/A 32.0
 
June 14, 2021, 10 a.m. 28.0 ppb (27) 3.5 ppb (4) N/A 24.0 ppb (23) N/A N/A 4.0 ppb (4) 0.48 ppb (6) N/A N/A 27.0
 
June 14, 2021, 9 a.m. 24.2 ppb (23) 2.4 ppb (3) N/A 22.0 ppb (21) N/A N/A 8.0 ppb (8) 0.44 ppb (5) N/A N/A 23.0
 
June 14, 2021, 8 a.m. 20.5 ppb (20) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 12.0 ppb (12) 0.36 ppb (5) N/A N/A 20.0
 
June 14, 2021, 7 a.m. 25.3 ppb (24) 2.7 ppb (3) N/A 23.0 ppb (22) N/A N/A 9.0 ppb (9) 0.39 ppb (5) N/A N/A 24.0
 
June 14, 2021, 6 a.m. 24.1 ppb (23) 4.1 ppb (4) N/A 20.0 ppb (19) N/A N/A 15.0 ppb (14) 0.37 ppb (5) N/A N/A 23.0
 
June 14, 2021, 5 a.m. 16.2 ppb (16) 2.7 ppb (3) N/A 13.0 ppb (13) N/A N/A 27.0 ppb (25) 0.28 ppb (4) N/A N/A 25.0
 
June 14, 2021, 4 a.m. 16.9 ppb (16) 2.2 ppb (3) N/A 15.0 ppb (15) N/A N/A 33.0 ppb (31) 0.36 ppb (5) N/A N/A 31.0
 
June 14, 2021, 3 a.m. 11.0 ppb (11) 1.3 ppb (2) N/A 10.0 ppb (10) N/A N/A 51.0 ppb (48) 0.29 ppb (4) N/A N/A 48.0
 
June 14, 2021, 2 a.m. 11.3 ppb (11) 1.4 ppb (2) N/A 10.0 ppb (10) N/A N/A 60.0 ppb (68) 0.28 ppb (4) N/A N/A 68.0
 
June 14, 2021, 1 a.m. 10.3 ppb (10) 1.4 ppb (2) N/A 9.0 ppb (9) N/A N/A 70.0 ppb (100) 0.27 ppb (4) N/A N/A 100.0
 
June 14, 2021, midnight 10.6 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 76.0 ppb (104) 0.27 ppb (4) N/A N/A 104.0
 
June 13, 2021, 11 p.m. 8.8 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 95.0 ppb (114) 0.3 ppb (4) N/A N/A 114.0
 
June 13, 2021, 10 p.m. 7.0 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 94.0 ppb (114) 0.28 ppb (4) N/A N/A 114.0
 
June 13, 2021, 9 p.m. 6.5 ppb (7) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 87.0 ppb (110) 0.26 ppb (4) N/A N/A 110.0
 
June 13, 2021, 8 p.m. 7.2 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 85.0 ppb (109) 0.27 ppb (4) N/A N/A 109.0
 
June 13, 2021, 7 p.m. 9.5 ppb (9) 1.6 ppb (2) N/A 8.0 ppb (8) N/A N/A 80.0 ppb (106) 0.3 ppb (4) N/A N/A 106.0
 
June 13, 2021, 6 p.m. 9.9 ppb (10) 1.7 ppb (2) N/A 8.0 ppb (8) N/A N/A 69.0 ppb (97) 0.3 ppb (4) N/A N/A 97.0
 
June 13, 2021, 5 p.m. 11.1 ppb (11) 2.2 ppb (3) N/A 9.0 ppb (9) N/A N/A 61.0 ppb (71) 0.28 ppb (4) N/A N/A 71.0
 
June 13, 2021, 4 p.m. 16.3 ppb (16) 3.8 ppb (4) N/A 13.0 ppb (13) N/A N/A 47.0 ppb (44) 0.33 ppb (4) N/A N/A 44.0
 
June 13, 2021, 3 p.m. 18.2 ppb (18) 4.9 ppb (5) N/A 13.0 ppb (13) N/A N/A 33.0 ppb (31) 0.37 ppb (5) N/A N/A 31.0
 
June 13, 2021, 2 p.m. 19.3 ppb (19) 6.1 ppb (6) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.37 ppb (5) N/A N/A 20.0
 
June 13, 2021, 1 p.m. 27.4 ppb (26) 7.8 ppb (8) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (10) 0.48 ppb (6) N/A N/A 26.0
 
June 13, 2021, noon 27.2 ppb (26) 4.2 ppb (4) N/A 23.0 ppb (22) N/A N/A 6.0 ppb (6) 0.47 ppb (6) N/A N/A 26.0
 
June 13, 2021, 11 a.m. 31.1 ppb (30) 3.9 ppb (4) N/A 27.0 ppb (26) N/A N/A 6.0 ppb (6) 0.48 ppb (6) N/A N/A 30.0
 
June 13, 2021, 10 a.m. 26.9 ppb (26) 2.9 ppb (3) N/A 24.0 ppb (23) N/A N/A 10.0 ppb (10) 0.5 ppb (6) N/A N/A 26.0
 
June 13, 2021, 9 a.m. 32.6 ppb (31) 3.3 ppb (4) N/A 29.0 ppb (28) N/A N/A 11.0 ppb (11) 0.52 ppb (6) N/A N/A 31.0
 
June 13, 2021, 8 a.m. 30.2 ppb (29) 2.7 ppb (3) N/A 27.0 ppb (26) N/A N/A 11.0 ppb (11) 0.53 ppb (6) N/A N/A 29.0
 
June 13, 2021, 7 a.m. 21.3 ppb (21) 1.6 ppb (2) N/A 20.0 ppb (19) N/A N/A 21.0 ppb (20) 0.42 ppb (5) N/A N/A 21.0
 
June 13, 2021, 6 a.m. 17.9 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (16) N/A N/A 28.0 ppb (26) 0.38 ppb (5) N/A N/A 26.0
 
June 13, 2021, 5 a.m. 15.9 ppb (15) 2.0 ppb (2) N/A 14.0 ppb (14) N/A N/A 42.0 ppb (39) 0.35 ppb (4) N/A N/A 39.0
 
June 13, 2021, 4 a.m. 11.8 ppb (12) 1.5 ppb (2) N/A 10.0 ppb (10) N/A N/A 50.0 ppb (47) 0.31 ppb (4) N/A N/A 47.0
 
June 13, 2021, 3 a.m. 10.8 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A 55.0 ppb (51) 0.26 ppb (4) N/A N/A 51.0
 
June 13, 2021, 2 a.m. 8.5 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 64.0 ppb (81) 0.24 ppb (3) N/A N/A 81.0
 
June 13, 2021, 1 a.m. 7.5 ppb (8) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 78.0 ppb (105) 0.23 ppb (3) N/A N/A 105.0
 
June 13, 2021, midnight 8.3 ppb (8) 1.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 83.0 ppb (108) 0.25 ppb (3) N/A N/A 108.0
 
June 12, 2021, 11 p.m. 9.3 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A N/A 87.0 ppb (110) 0.27 ppb (4) N/A N/A 110.0
 
June 12, 2021, 10 p.m. 8.7 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 93.0 ppb (113) 0.27 ppb (4) N/A N/A 113.0
 
June 12, 2021, 9 p.m. 8.5 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 100.0 ppb (117) 0.29 ppb (4) N/A N/A 117.0
 
June 12, 2021, 8 p.m. 12.8 ppb (13) 1.6 ppb (2) N/A 11.0 ppb (11) N/A N/A 100.0 ppb (117) 0.35 ppb (4) N/A N/A 117.0
 
June 12, 2021, 7 p.m. 12.3 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (11) N/A N/A 87.0 ppb (110) 0.33 ppb (4) N/A N/A 110.0
 
June 12, 2021, 6 p.m. 16.7 ppb (16) 2.9 ppb (3) N/A 14.0 ppb (14) N/A N/A 72.0 ppb (102) 0.34 ppb (4) N/A N/A 102.0
 
June 12, 2021, 5 p.m. 25.2 ppb (24) 5.2 ppb (5) N/A 20.0 ppb (19) N/A N/A 58.0 ppb (61) 0.39 ppb (5) N/A N/A 61.0
 
June 12, 2021, 4 p.m. 41.9 ppb (40) 11.4 ppb (11) N/A 31.0 ppb (30) N/A N/A 37.0 ppb (35) 0.53 ppb (6) N/A N/A 40.0
 
June 12, 2021, 3 p.m. 46.7 ppb (45) 14.6 ppb (14) N/A 32.0 ppb (31) N/A N/A 27.0 ppb (25) 0.55 ppb (7) N/A N/A 45.0
 
June 12, 2021, 2 p.m. 44.2 ppb (42) 14.3 ppb (14) N/A 30.0 ppb (29) N/A N/A 20.0 ppb (19) 0.58 ppb (7) N/A N/A 42.0
 
June 12, 2021, 1 p.m. 43.3 ppb (41) 11.6 ppb (11) N/A 32.0 ppb (31) N/A N/A 10.0 ppb (10) 0.55 ppb (7) N/A N/A 41.0
 
June 12, 2021, noon 47.4 ppb (45) 12.1 ppb (12) N/A 35.0 ppb (34) N/A N/A 2.0 ppb (2) 0.62 ppb (7) N/A N/A 45.0
 
June 12, 2021, 11 a.m. 38.8 ppb (37) 4.0 ppb (4) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.54 ppb (6) N/A N/A 37.0
 
June 12, 2021, 10 a.m. 35.3 ppb (34) 3.2 ppb (4) N/A 32.0 ppb (31) N/A N/A 6.0 ppb (6) 0.5 ppb (6) N/A N/A 34.0
 
June 12, 2021, 9 a.m. 44.5 ppb (42) 8.5 ppb (9) N/A 36.0 ppb (34) N/A N/A 4.0 ppb (4) 0.57 ppb (7) N/A N/A 42.0
 
June 12, 2021, 8 a.m. 37.2 ppb (36) 5.8 ppb (6) N/A 31.0 ppb (30) N/A N/A 6.0 ppb (6) 0.54 ppb (6) N/A N/A 36.0
 
June 12, 2021, 7 a.m. 26.2 ppb (25) 2.0 ppb (2) N/A 24.0 ppb (23) N/A N/A 18.0 ppb (17) 0.47 ppb (6) N/A N/A 25.0
 
June 12, 2021, 6 a.m. 25.7 ppb (25) 2.4 ppb (3) N/A 23.0 ppb (22) N/A N/A 24.0 ppb (23) 0.48 ppb (6) N/A N/A 25.0
 
June 12, 2021, 5 a.m. 24.9 ppb (24) 2.0 ppb (2) N/A 23.0 ppb (22) N/A N/A 32.0 ppb (30) 0.4 ppb (5) N/A N/A 30.0
 
June 12, 2021, 4 a.m. 21.3 ppb (21) 1.7 ppb (2) N/A 20.0 ppb (19) N/A N/A 39.0 ppb (37) 0.36 ppb (5) N/A N/A 37.0
 
June 12, 2021, 3 a.m. 18.9 ppb (18) 1.3 ppb (2) N/A 18.0 ppb (17) N/A N/A 46.0 ppb (43) 0.33 ppb (4) N/A N/A 43.0
 
June 12, 2021, 2 a.m. 14.2 ppb (14) 1.5 ppb (2) N/A 13.0 ppb (13) N/A N/A 59.0 ppb (65) 0.28 ppb (4) N/A N/A 65.0
 
June 12, 2021, 1 a.m. 11.3 ppb (11) 1.8 ppb (2) N/A 9.0 ppb (9) N/A N/A 69.0 ppb (97) 0.28 ppb (4) N/A N/A 97.0
 
June 12, 2021, midnight 11.8 ppb (12) 2.1 ppb (2) N/A 10.0 ppb (10) N/A N/A 70.0 ppb (100) 0.26 ppb (4) N/A N/A 100.0
 
June 11, 2021, 11 p.m. 12.5 ppb (12) 2.2 ppb (3) N/A 10.0 ppb (10) N/A N/A 72.0 ppb (102) 0.27 ppb (4) N/A N/A 102.0
 
June 11, 2021, 10 p.m. 15.7 ppb (15) 2.6 ppb (3) N/A 13.0 ppb (13) N/A N/A 73.0 ppb (103) 0.29 ppb (4) N/A N/A 103.0
 
June 11, 2021, 9 p.m. 11.7 ppb (12) 2.2 ppb (3) N/A 10.0 ppb (10) N/A N/A 75.0 ppb (104) 0.27 ppb (4) N/A N/A 104.0
 
June 11, 2021, 8 p.m. 10.5 ppb (10) 2.2 ppb (3) N/A 8.0 ppb (8) N/A N/A 69.0 ppb (97) 0.24 ppb (3) N/A N/A 97.0
 
June 11, 2021, 7 p.m. 11.4 ppb (11) 2.7 ppb (3) N/A 9.0 ppb (9) N/A N/A 61.0 ppb (71) 0.23 ppb (3) N/A N/A 71.0
 
June 11, 2021, 6 p.m. 15.6 ppb (15) 4.1 ppb (4) N/A 12.0 ppb (12) N/A N/A 51.0 ppb (48) 0.24 ppb (3) N/A N/A 48.0
 
June 11, 2021, 5 p.m. 20.3 ppb (20) 6.2 ppb (6) N/A 14.0 ppb (14) N/A N/A 39.0 ppb (37) 0.29 ppb (4) N/A N/A 37.0
 
June 11, 2021, 4 p.m. 21.7 ppb (21) 7.1 ppb (7) N/A 15.0 ppb (15) N/A N/A 33.0 ppb (31) 0.28 ppb (4) N/A N/A 31.0
 
June 11, 2021, 3 p.m. 45.9 ppb (44) 20.2 ppb (20) N/A 26.0 ppb (25) N/A N/A 18.0 ppb (17) 0.43 ppb (5) N/A N/A 44.0
 
June 11, 2021, 2 p.m. 62.5 ppb (61) 32.1 ppb (31) N/A 30.0 ppb (29) N/A N/A 9.0 ppb (9) 0.56 ppb (7) N/A N/A 61.0
 
June 11, 2021, 1 p.m. 61.1 ppb (59) 29.0 ppb (28) N/A 32.0 ppb (31) N/A N/A 4.0 ppb (4) 0.53 ppb (6) N/A N/A 59.0
 
June 11, 2021, noon 53.1 ppb (51) 20.0 ppb (19) N/A 33.0 ppb (32) N/A N/A 1.0 ppb (1) 0.55 ppb (7) N/A N/A 51.0
 
June 11, 2021, 11 a.m. 25.3 ppb (24) 2.4 ppb (3) N/A 23.0 ppb (22) N/A N/A 6.0 ppb (6) 0.33 ppb (4) N/A N/A 24.0
 
June 11, 2021, 10 a.m. 23.9 ppb (23) 2.8 ppb (3) N/A 21.0 ppb (20) N/A N/A 7.0 ppb (7) 0.33 ppb (4) N/A N/A 23.0
 
June 11, 2021, 9 a.m. 26.0 ppb (25) 2.9 ppb (3) N/A 23.0 ppb (22) N/A N/A 6.0 ppb (6) 0.35 ppb (4) N/A N/A 25.0
 
June 11, 2021, 8 a.m. 25.8 ppb (25) 2.6 ppb (3) N/A 23.0 ppb (22) N/A N/A 7.0 ppb (7) 0.33 ppb (4) N/A N/A 25.0
 
June 11, 2021, 7 a.m. 19.1 ppb (19) 2.3 ppb (3) N/A 17.0 ppb (17) N/A N/A 18.0 ppb (17) 0.27 ppb (4) N/A N/A 19.0
 
June 11, 2021, 6 a.m. 14.1 ppb (14) 1.9 ppb (2) N/A 12.0 ppb (12) N/A N/A 23.0 ppb (22) 0.25 ppb (3) N/A N/A 22.0
 
June 11, 2021, 5 a.m. 12.3 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (11) N/A N/A 27.0 ppb (25) 0.21 ppb (3) N/A N/A 25.0